This is an open label, in-use study to assess the warming sensation, acceptability and local tolerability of paracetamol 500 mg + pseudoephedrine 30 mg syrup, given as a single dose in subjects suffering from symptoms of an upper respiratory tract infection. The purpose is to evaluate the acceptability concerning a warming sensation effect and its potential benefit in the target population.

The Secondary Objectives are to assess subject acceptability of the syrup and the safety and tolerability of the syrup. The study will be run in fifty-six (56) subjects suffering from symptoms of an upper respiratory tract infection (URTI) for 7 days or less, e.g. nasal congestion associated with colds and flu symptoms such as pain, headache and/or fever. Subjects must have one or more symptoms per category:

mild to moderate body pain, headache, fever or sore throat

nasal congestion (blocked nose) with or without rhinorrhea (runny nose) or sneezing Adolescents will be included in the study population

An Open Label, In-use Study to Assess the Warming Sensation, Acceptability and Local Tolerability of Paracetamol 500 mg + Pseudoephedrine 30 mg Syrup Given as a 30 ml Single Dose in Subjects Suffering From Symptoms of an Upper Respiratory Tract Infection

History of hypersensitivity to any of the study drugs and the listed excipients or to drugs of similar chemical classes

Subjects with allergic asthma.

Use of any inhaler, medicated confectionary, throat lozenges, throat pastilles, sprays, any products with demulcent properties such as chewing gums and boiled sweets or mints, in the 6 hours prior to dosing.

Use of any medication for sore throat containing a local anaesthetic within the 6 hours prior to dosing.

Use of paracetamol, any NSAID or any oral nasal decongestant within 6 hours prior to dosing.

Use of substances of abuse or antihistamines within 24 hours of dosing.

Drinking of tea, coffee or other caffeinated beverages 1 hour prior to dosing.

Suffering from hepatic or severe renal impairment, hypertension, hyperthyroidism, diabetes, heart disease or other acute or chronic medical condition that, in the opinion of the investigator, would put the subject at a higher risk or affect the conduct and/or the results of the study.

Use of any antidepressants, monoamine oxidase inhibitors or beta-blocking drugs in the 28 days prior to dosing

A history of alcohol abuse or subject admits to regular consumption of alcohol in excess of the recommended weekly limits of 21 units for females and 28 units for males.

Subject is a current smoker of ≥10 cigarettes per day (or reports equivalent smoking habits using other tobacco products).

Subject has smoked or chewed tobacco products within 12 hours of dosing.

History of malignancy of any organ system (other than localized basal cell carcinoma of the skin), treated or untreated, within the past 5 years, regardless of whether there is evidence of local recurrence or metastases.

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Please refer to this study by its ClinicalTrials.gov identifier: NCT01586962